Examine source code of Santas Flight

{
  "name": "Santas Flight",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "SantasFlightH2.jpg"
    },
    "colors": {
      "frame": "rgba(54, 97, 163, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(54, 94, 163, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(54, 94, 163, 0.06)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6e51d6eb-fd1a-43ad-aa03-8f84dfe60079}"
    }
  }
}